The invite-only event honors Daryl Hannah, Jessica Alba and Jason Mraz while raising funds for Whole Planet, a poverty-alleviation organization. The Sambazon Acai Juice-sponsored celebration will feature a performance from the Grammy-winning urban-Latino band Ozomatli. Says group member Asdrubal Sierra, “As a band, we're always happy to play a part in any event that is driven to help with positive change for our world.”

The revealing of Billboard’s Power 100 list, which ranks the most powerful people in music, draws top execs like LiveNation’s Irving Azoff, who placed No. 1 last year. This year, Clive Davis will receive the Musical Visionary Award.

Grammy nominees Janelle Monae and Estelle will be honored at Devine Evans and The Senate Music Group’s third annual pre-Grammy gala. The event will feature the group’s Songwriters Choice Award and a silent auction to benefit the Grammys' MusiCares Foundation.

The United Nations Foundation and youth leaders from the UN ICPD Global Youth Forum host the event, featuring an appearance from Timbaland and a performance by Avicii.

Where: The Conga Room at L.A. Live, 800 W. Olympic Blvd.

When: 8 p.m.

23rd MusiCares Person of the Year Gala

The 23rd annual dinner and concert, benefiting musicians in need through auctions and ticket sales, will honor Bruce Springsteen with performances by Kenny Chesney, Emmylou Harris, Elton John, Mumford & Sons, Sting and more. Jon Stewart will host the event billed by the Recording Academy as “one of the most prestigious held during Grammy week.”

Where: The Los Angeles Convention Center, 1201 S. Figueroa St.

When: 7:30 p.m.

Levi’s Evening of Music With Frank Ocean

The denim company celebrates the 140th anniversary of its iconic 501 jean with a celebration featuring a performance from Frank Ocean and a DJ set by M83. Organizers are keeping the location under wraps, only disclosing the party locale to confirmed attendees. Oh, and don’t forget to wear your 501 jeans.

When: 9:30 p.m.-12:30 a.m.

16th Annual Friends ‘N’ Family Pre-Grammy Party

Producers Dr. Luke and Max Martin and Capitol chairman and CEO Steve Barnett gather for the It party of the week, where Carly Rae Jepsen, Angel Haze and John Martin will perform. “If you’re invited, you’re one of our 50 best friends,” says Mark Beaven, Friends ‘N’ Family founder. “It brings together the artists, producers, songwriters and executives who create music, but it’s not a corporate function.” Non-ticket holders won’t get on the lot. Even more exclusive: the F 'N' F dinner the night before at Scarpetta’s with only 100 VIPs.

Where: Paramount Lot, 5555 Melrose Ave.

When: 9 p.m.-2 a.m.

VIBE Inaugural Impact Awards

Vibe magazine celebrates its 20th anniversary on Grammy Week and will honor Mary J. Blige, who has graced 10 of the publication’s covers, with its inaugural Impact Award. The soiree will kick off with a dinner and awards presentation and will be immediately followed by an afterparty to be DJ’ed by Nick Cannon.

Talent management firm founder Williams will dedicate his managers’ brunch to longtime business partner Chris Lighty, 50 Cent’s former manager who committed suicide in August. “I want to pay homage out of respect, but I don’t want to turn the event gloomy,” says Williams, who will have Russell Simmons on hand to discuss wellness with stressed-out music managers. On the guest list: Nick Cannon, Jay-Z, Simon Cowell, LL Cool J and Warner Music Group’s Lyor Cohen.

BOA will play host to this invite-only bash by Cee Lo Green, the global music company’s chief creative officer. He will join his Goodie Mob cohorts, Eric Benet and The Voice’s Juliet Simms, on the red carpet before enjoying cocktails provided by sponsors Nivea, Herradura Tequila and Angel Champagne, plus beats by Papercha$er. “It’s not just a celebrity event,” says Green, “but personally it’s a chance to celebrate with my core team, friends and key people I’ve worked with over the years.”

Where: BOA Steakhouse, 9200 Sunset Blvd.

When: 7-11 p.m.

Clive Davis and The Recording Academy’s Pre-Grammy Gala

A Grammy staple, Davis’ gala last year had heartfelt performances by Tony Bennett and Alicia Keys serving as somber tribute to Whitney Houston, who died just hours before. This year promises to be more jovial, with Leslie Moonves and Julie Chen, Sony Music chairman Doug Morris, Quincy Jones and Jennifer Hudson attending, plus a salute to L.A. Reid, who will receive the President’s Merit Award from The Recording Academy.

Where: The Beverly Hilton, 9876 Wilshire Blvd.

When: TBA

The Wammys Party

Dhani Harrison (son of George) will host pals at a pre-Grammy bar bash.

Ne-Yo hosts the fifth annual late-night event, featuring a special live performance by DJ SnS.But don't come in your PJs -- "chic attire" is specifically requested on the invite.

Where: 755 N. La Cienega Blvd.

When: 10 p.m.

SUNDAY, FEB. 9:

RocNation

Post-Grammys, Roc Nation will join Three Six Zero management at House of Blues for one of the year’s hottest parties, per Billboard. Ticket sales benefit Children’s Hospital LosAngeles. Jay-Z again will hold court with roster artists like J. Cole and M.I.A.

Select industry insiders, including Scooter Braun, Interscope’s Jimmy Iovine and John Janick, won’t be watching the ceremony from inside Staples but from the Brentwood home of the Universal Music Group chairman and CEO.

Where: Lucian Grainge’s Brentwood Home

When: 5 p.m.

Republic Records Post-Grammy Party

Republic Records, home of Florence + the Machine, Gotye, Colbie Caillat, Eddie Vedder, Nelly, Akon, Enrique Iglesias, will host a Grammy party following the awards show on Sunday night. Celebrities and VIP guests will be mingling among Republic’s top executives and label partners at this star-studded event. Sponsors include: Ultimate Ears, Casa Dragones, Stand Up For A Cure, and Beck’s Sapphire.